1. Quasi-atoms in symmetric orthomodular lattices

   • Richard Greechie
   • Louis Herman

   OriginalPaper Pages: 455 - 465

2. A “lattice theoretic” proof of the independence of the automorphism group, the congruence lattice, and the subalgebra lattice of an infinitary algebra

   • George Grätzer

   OriginalPaper Pages: 466 - 473

3. On inducing homomorphisms between relation set algebras

   • M. Ferenczi

   OriginalPaper Pages: 474 - 479

4. Direct decompositions of orthomodular lattices

   • Jean Claude Carrega
   • Georges Chevalier
   • René Mayet

   OriginalPaper Pages: 480 - 496

5. Skew Boolean algebras

   • Jonathan Leech

   OriginalPaper Pages: 497 - 506

6. The ordinality of additively generated sets

   • Leon Harkleroad
   • Harry Gonshor

   OriginalPaper Pages: 507 - 510

7. On ν⁺-saturated ordered fields and boolean algebras

   • Sakaé Fuchino
   • Sabine Koppelberg

   OriginalPaper Pages: 511 - 520

8. An approach to lattice varieties of finite height

   • J. B. Nation

   OriginalPaper Pages: 521 - 543

9. Necessary subalgebras of simple nonintegral semiassociative relation algebras

   • Roger D. Maddux

   OriginalPaper Pages: 544 - 558

10. Graph algebras and graph varieties

    • Reinhard Pöschel

    OriginalPaper Pages: 559 - 577

11. A generalization of completely distributive lattices

    • P. Venugopalan

    OriginalPaper Pages: 578 - 586

12. A note onn-groupoids linearly defined on fields

    • Jung R. Cho

    OriginalPaper Pages: 587 - 594

13. Pasting and semimodular lattices

    • E. T. Schmidt

    OriginalPaper Pages: 595 - 596

14. An algebraic proof that pseudovarieties are defined by pseudoidentities

    • Peter M. Higgins

    OriginalPaper Pages: 597 - 599

15. Congruence semimodularity and identities

    • Paolo Agliano

    OriginalPaper Pages: 600 - 601

16. Congruently localV-groupoids with identity form a variety

    • T. Wesokowski

    OriginalPaper Pages: 602 - 603